1/* Target-dependent definitions for AMD64. 2 3 Copyright (C) 2001, 2003, 2004, 2007 Free Software Foundation, Inc. 4 Contributed by Jiri Smid, SuSE Labs. 5 6 This file is part of GDB. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21#ifndef AMD64_TDEP_H 22#define AMD64_TDEP_H 23 24struct gdbarch; 25struct frame_info; 26struct regcache; 27 28#include "i386-tdep.h" 29 30/* Register numbers of various important registers. */ 31 32enum amd64_regnum 33{ 34 AMD64_RAX_REGNUM, /* %rax */ 35 AMD64_RBX_REGNUM, /* %rbx */ 36 AMD64_RCX_REGNUM, /* %rcx */ 37 AMD64_RDX_REGNUM, /* %rdx */ 38 AMD64_RSI_REGNUM, /* %rsi */ 39 AMD64_RDI_REGNUM, /* %rdi */ 40 AMD64_RBP_REGNUM, /* %rbp */ 41 AMD64_RSP_REGNUM, /* %rsp */ 42 AMD64_R8_REGNUM = 8, /* %r8 */ 43 AMD64_R15_REGNUM = 15, /* %r15 */ 44 AMD64_RIP_REGNUM, /* %rip */ 45 AMD64_EFLAGS_REGNUM, /* %eflags */ 46 AMD64_CS_REGNUM, /* %cs */ 47 AMD64_SS_REGNUM, /* %ss */ 48 AMD64_DS_REGNUM, /* %ds */ 49 AMD64_ES_REGNUM, /* %es */ 50 AMD64_FS_REGNUM, /* %fs */ 51 AMD64_GS_REGNUM, /* %gs */ 52 AMD64_ST0_REGNUM = 24, /* %st0 */ 53 AMD64_FCTRL_REGNUM = AMD64_ST0_REGNUM + 8, 54 AMD64_FSTAT_REGNUM = AMD64_ST0_REGNUM + 9, 55 AMD64_XMM0_REGNUM = 40, /* %xmm0 */ 56 AMD64_XMM1_REGNUM, /* %xmm1 */ 57 AMD64_MXCSR_REGNUM = AMD64_XMM0_REGNUM + 16 58}; 59 60/* Number of general purpose registers. */ 61#define AMD64_NUM_GREGS 24 62 63extern void amd64_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch); 64 65/* Functions from amd64-tdep.c which may be needed on architectures 66 with extra registers. */ 67 68extern const char *amd64_register_name (int regnum); 69extern struct type *amd64_register_type (struct gdbarch *gdbarch, int regnum); 70 71/* Fill register REGNUM in REGCACHE with the appropriate 72 floating-point or SSE register value from *FXSAVE. If REGNUM is 73 -1, do this for all registers. This function masks off any of the 74 reserved bits in *FXSAVE. */ 75 76extern void amd64_supply_fxsave (struct regcache *regcache, int regnum, 77 const void *fxsave); 78 79/* Fill register REGNUM (if it is a floating-point or SSE register) in 80 *FXSAVE with the value from REGCACHE. If REGNUM is -1, do this for 81 all registers. This function doesn't touch any of the reserved 82 bits in *FXSAVE. */ 83 84extern void amd64_collect_fxsave (const struct regcache *regcache, int regnum, 85 void *fxsave); 86 87 88/* Variables exported from amd64nbsd-tdep.c. */ 89extern int amd64nbsd_r_reg_offset[]; 90 91/* Variables exported from amd64obsd-tdep.c. */ 92extern int amd64obsd_r_reg_offset[]; 93 94/* Variables exported from amd64fbsd-tdep.c. */ 95extern CORE_ADDR amd64fbsd_sigtramp_start_addr; 96extern CORE_ADDR amd64fbsd_sigtramp_end_addr; 97extern int amd64fbsd_sc_reg_offset[]; 98 99#endif /* amd64-tdep.h */ 100